KR101775086B1 - 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 - Google Patents

주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 Download PDF

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KR101775086B1
KR101775086B1 KR1020167021784A KR20167021784A KR101775086B1 KR 101775086 B1 KR101775086 B1 KR 101775086B1 KR 1020167021784 A KR1020167021784 A KR 1020167021784A KR 20167021784 A KR20167021784 A KR 20167021784A KR 101775086 B1 KR101775086 B1 KR 101775086B1
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signal
side information
parameter
encoded
audio signal
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KR20160099119A (ko
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프레드리크 나겔
사샤 디쉬
안드레아스 니더마이어
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베.
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/002—Dynamic bit allocation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
KR1020167021784A 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 KR101775086B1 (ko)

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US201361758092P 2013-01-29 2013-01-29
US61/758,092 2013-01-29
PCT/EP2014/051591 WO2014118155A1 (en) 2013-01-29 2014-01-28 Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information

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KR1020157022901A Division KR101798126B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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KR1020157022901A KR101798126B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법
KR1020167021785A KR101775084B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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KR1020167021785A KR101775084B1 (ko) 2013-01-29 2014-01-28 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법

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CN (3) CN109346101B (ru)
AR (1) AR094673A1 (ru)
AU (3) AU2014211523B2 (ru)
BR (1) BR112015018017B1 (ru)
CA (4) CA3013744C (ru)
ES (3) ES2924427T3 (ru)
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TR (1) TR201906190T4 (ru)
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KR20160099119A (ko) 2016-08-19
AU2016262638B2 (en) 2017-12-07
US20170358312A1 (en) 2017-12-14
SG10201608643PA (en) 2016-12-29
CN109509483A (zh) 2019-03-22
CA3013756A1 (en) 2014-08-07
CA2899134C (en) 2019-07-30
CN109346101A (zh) 2019-02-15
BR112015018017A2 (ru) 2017-07-11
CN105103229B (zh) 2019-07-23
US10062390B2 (en) 2018-08-28
AU2016262636B2 (en) 2018-08-30
CA3013766C (en) 2020-11-03
SG11201505925SA (en) 2015-09-29
ZA201506313B (en) 2019-04-24
ES2725358T3 (es) 2019-09-23
KR20150111977A (ko) 2015-10-06
JP6513066B2 (ja) 2019-05-15
TWI524333B (zh) 2016-03-01
JP2017083862A (ja) 2017-05-18
TW201603008A (zh) 2016-01-16
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